KEEP AN ENGINEERING JOURNAL ULTRON.INOV SCHOOLS Worksheet · Students · Use throughout a project LEARNING GOAL Document a design process and use evidence to explain an improvement. MATERIALS - A notebook or printed worksheet - A pencil - Your project and test observations ACTIVITY 1. Describe the problem, the people affected and the constraints. Sketch two possible solutions. 2. Choose a design and record why you selected it. List what you need to build it. 3. Plan a fair test. Write what you will measure, then record what actually happened. 4. Change one part of the design. Repeat the test and explain whether the change helped. REFLECT - What evidence supports your decision? - Which change made the biggest difference? - What would you test next? EXTENSION Use your journal to prepare a short demonstration explaining the project and one improvement. CLASSROOM NOTE Use age-appropriate equipment and supervision. Follow the manufacturer’s instructions, disconnect power before changing connections, and keep liquids away from electronics.